.common_account_layer_bg {
    position: fixed;
    z-index: 500;
    top: 0px;
    left: 0px;
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    display: none;
}

@media(max-width:768px){
    .common_account_layer_bg{
		display: none;
	}
}